64975790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53699}}^1$

素因数の和:53728

約数の個数: 24

約数和(自身を含む): 128557800

約数和(自身を除く): 63582010

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 53699, 107398, 268495, 536990, 590689, 1181378, 2953445, 5906890, 6497579, 12995158, 32487895, 64975790]

約数ペア:

[(1, 64975790), (2, 32487895), (5, 12995158), (10, 6497579), (11, 5906890), (22, 2953445), (55, 1181378), (110, 590689), (121, 536990), (242, 268495), (605, 107398), (1210, 53699)]